EP4044354A4 - SECONDARY BATTERY - Google Patents

SECONDARY BATTERY

Info

Publication number
EP4044354A4
EP4044354A4 EP20874365.8A EP20874365A EP4044354A4 EP 4044354 A4 EP4044354 A4 EP 4044354A4 EP 20874365 A EP20874365 A EP 20874365A EP 4044354 A4 EP4044354 A4 EP 4044354A4
Authority
EP
European Patent Office
Prior art keywords
secondary battery
battery
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20874365.8A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP4044354A1 (en
Inventor
Moriaki Okuno
Yoshiichi Horikoshi
Taichi KATSUMOTO
Kazuki Honda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Publication of EP4044354A1 publication Critical patent/EP4044354A1/en
Publication of EP4044354A4 publication Critical patent/EP4044354A4/en
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10Primary casings; Jackets or wrappings
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50Current conducting connections for cells or batteries
    • H01M50/531Electrode connections inside a battery casing
    • H01M50/533Electrode connections inside a battery casing characterised by the shape of the leads or tabs
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50Current conducting connections for cells or batteries
    • H01M50/528Fixed electrical connections, i.e. not intended for disconnection
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/04Construction or manufacture in general
    • H01M10/0422Cells or battery with cylindrical casing
    • H01M10/0427Button cells
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10Primary casings; Jackets or wrappings
    • H01M50/102Primary casings; Jackets or wrappings characterised by their shape or physical structure
    • H01M50/109Primary casings; Jackets or wrappings characterised by their shape or physical structure of button or coin shape
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10Primary casings; Jackets or wrappings
    • H01M50/147Lids or covers
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10Primary casings; Jackets or wrappings
    • H01M50/147Lids or covers
    • H01M50/148Lids or covers characterised by their shape
    • H01M50/153Lids or covers characterised by their shape for button or coin cells
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/46Separators, membranes or diaphragms characterised by their combination with electrodes
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50Current conducting connections for cells or batteries
    • H01M50/531Electrode connections inside a battery casing
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50Current conducting connections for cells or batteries
    • H01M50/531Electrode connections inside a battery casing
    • H01M50/54Connection of several leads or tabs of plate-like electrode stacks, e.g. electrode pole straps or bridges
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50Current conducting connections for cells or batteries
    • H01M50/543Terminals
    • H01M50/547Terminals characterised by the disposition of the terminals on the cells
    • H01M50/548Terminals characterised by the disposition of the terminals on the cells on opposite sides of the cell
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Secondary Cells (AREA)
  • Connection Of Batteries Or Terminals (AREA)
EP20874365.8A 2019-10-10 2020-09-04 SECONDARY BATTERY Pending EP4044354A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019186909 2019-10-10
PCT/JP2020/033537 WO2021070532A1 (ja) 2019-10-10 2020-09-04 二次電池

Publications (2)

Publication Number Publication Date
EP4044354A1 EP4044354A1 (en) 2022-08-17
EP4044354A4 true EP4044354A4 (en) 2024-02-28

Family

ID=75437130

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20874365.8A Pending EP4044354A4 (en) 2019-10-10 2020-09-04 SECONDARY BATTERY

Country Status (5)

Country Link
US (1) US20220231384A1 (zh)
EP (1) EP4044354A4 (zh)
JP (1) JP7264266B2 (zh)
CN (1) CN114391196B (zh)
WO (1) WO2021070532A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102023105219B3 (de) 2023-01-06 2024-06-20 GM Global Technology Operations LLC Batteriezellen mit schweissstellenfreien Aussenleitungslaschen

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015099723A (ja) * 2013-11-20 2015-05-28 シチズンホールディングス株式会社 扁平型二次電池
US20150243938A1 (en) * 2012-09-11 2015-08-27 Routejade Inc. Case for secondary battery with reinforced connection unit
WO2018190016A1 (ja) * 2017-04-14 2018-10-18 株式会社日立製作所 積層型二次電池

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010212206A (ja) 2009-03-12 2010-09-24 Hitachi Maxell Ltd 扁平形二次電池
JP5562655B2 (ja) 2010-01-07 2014-07-30 日立マクセル株式会社 扁平形非水二次電池
WO2012057335A1 (ja) * 2010-10-29 2012-05-03 三洋電機株式会社 角形二次電池
JP2013093291A (ja) * 2011-10-27 2013-05-16 Toyota Motor Corp 電池
JP6001885B2 (ja) 2012-03-12 2016-10-05 日立マクセル株式会社 扁平形電池
JP6045799B2 (ja) * 2012-03-14 2016-12-14 日立マクセル株式会社 扁平形電池
JP5935878B2 (ja) * 2012-04-17 2016-06-15 株式会社豊田自動織機 蓄電装置
CN104584273B (zh) * 2012-08-28 2017-11-03 株式会社丰田自动织机 蓄电装置
JP5574003B1 (ja) * 2013-03-29 2014-08-20 株式会社豊田自動織機 蓄電装置
JP6357944B2 (ja) * 2014-07-23 2018-07-18 日産自動車株式会社 組電池
JP6202210B2 (ja) * 2014-08-06 2017-10-04 日産自動車株式会社 組電池およびタブ接合方法
WO2016152372A1 (ja) * 2015-03-23 2016-09-29 株式会社 豊田自動織機 蓄電装置及び蓄電装置の製造方法
JP2018200840A (ja) * 2017-05-29 2018-12-20 株式会社豊田自動織機 蓄電装置
JP2019021415A (ja) * 2017-07-12 2019-02-07 株式会社豊田自動織機 蓄電装置の製造方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150243938A1 (en) * 2012-09-11 2015-08-27 Routejade Inc. Case for secondary battery with reinforced connection unit
JP2015099723A (ja) * 2013-11-20 2015-05-28 シチズンホールディングス株式会社 扁平型二次電池
WO2018190016A1 (ja) * 2017-04-14 2018-10-18 株式会社日立製作所 積層型二次電池

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021070532A1 *

Also Published As

Publication number Publication date
JP7264266B2 (ja) 2023-04-25
CN114391196B (zh) 2024-04-05
JPWO2021070532A1 (zh) 2021-04-15
EP4044354A1 (en) 2022-08-17
US20220231384A1 (en) 2022-07-21
WO2021070532A1 (ja) 2021-04-15
CN114391196A (zh) 2022-04-22

Similar Documents

Publication Publication Date Title
EP3748732A4 (en) SECONDARY BATTERY
EP3800728A4 (en) SECONDARY BATTERY
EP3920296A4 (en) SECONDARY BATTERY
EP3907773A4 (en) SECONDARY BATTERY
EP3907816A4 (en) SECONDARY BATTERY
EP3923390A4 (en) SECONDARY BATTERY
EP3800690A4 (en) SECONDARY BATTERY
EP3787086A4 (en) SECONDARY BATTERY
EP3905404A4 (en) SECONDARY BATTERY
EP3907819A4 (en) SECONDARY BATTERY
EP3998674A4 (en) SECONDARY BATTERY
EP3716375A4 (en) SECONDARY BATTERY
EP3975283A4 (en) SECONDARY BATTERY
EP3933961A4 (en) SECONDARY BATTERY
EP3783683A4 (en) SECONDARY BATTERY
EP3790077A4 (en) SECONDARY BATTERY
EP3716351A4 (en) SECONDARY BATTERY
EP3748735A4 (en) SECONDARY BATTERY
EP3951915A4 (en) SECONDARY BATTERY
EP3951918A4 (en) SECONDARY BATTERY
EP3944355A4 (en) SECONDARY BATTERY
EP3849004A4 (en) Secondary battery
EP4080635A4 (en) SECONDARY BATTERY
EP4037091A4 (en) SECONDARY BATTERY
EP3934013A4 (en) SECONDARY BATTERY

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20220309

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20240129

RIC1 Information provided on ipc code assigned before grant

Ipc: H01M 50/528 20210101ALI20240123BHEP

Ipc: H01M 50/147 20210101ALI20240123BHEP

Ipc: H01M 50/10 20210101ALI20240123BHEP

Ipc: H01M 50/531 20210101AFI20240123BHEP